Warren Threshold Days by Year (USC00369298)

17 fixed thresholds counted per year at Warren (USC00369298): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Warren Thresholds

Warren: days with 10 mm (0.39 in) or more of precipitation in 133 years, most in 1990 with 54.
Warren: days with 25 mm (0.98 in) or more of precipitation in 133 years, most in 2006 with 17.
Warren: nights with a minimum temperature at or below 0 C (32 F) in 130 years, most in 1917 with 201.
Warren: nights with a minimum temperature at or below -10 C (14 F) in 130 years, most in 1978 with 68.
17 fixed thresholds have at least one qualifying day at Warren.

Days at or above 30 C (86 F)

129 years with a qualifying day

Days per year at Warren with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 62 in 1949.

Days at or above 30 C (86 F) per year at Warren
Year	Days	Decade average
1897	18	21.3
1898	27	21.3
1899	19	21.3
1900	18	18.8
1901	22	18.8
1902	14	18.8
1903	10	18.8
1904	13	18.8
1905	24	18.8
1906	47	18.8
1907	10	18.8
1908	22	18.8
1909	8	18.8
1910	14	33.7
1911	34	33.7
1912	16	33.7
1913	56	33.7
1914	56	33.7
1915	24	33.7
1916	44	33.7
1917	20	33.7
1918	30	33.7
1919	43	33.7
1920	19	24.1
1921	50	24.1
1922	29	24.1
1923	49	24.1
1924	14	24.1
1925	23	24.1
1926	21	24.1
1927	16	24.1
1928	9	24.1
1929	11	24.1
1930	23	21.8
1931	28	21.8
1932	7	21.8
1933	26	21.8
1934	33	21.8
1935	12	21.8
1936	21	21.8
1937	10	21.8
1938	27	21.8
1939	31	21.8
1940	30	38.2
1941	29	38.2
1942	20	38.2
1943	41	38.2
1944	28	38.2
1946	41	38.2
1947	54	38.2
1948	39	38.2
1949	62	38.2
1950	24	30.8
1951	24	30.8
1952	40	30.8
1953	38	30.8
1954	29	30.8
1955	49	30.8
1956	15	30.8
1957	22	30.8
1958	15	30.8
1959	52	30.8
1960	22	26.4
1961	31	26.4
1962	29	26.4
1963	24	26.4
1964	31	26.4
1965	25	26.4
1966	39	26.4
1967	14	26.4
1968	31	26.4
1969	18	26.4
1970	20	22.9
1971	20	22.9
1972	15	22.9
1973	28	22.9
1974	14	22.9
1975	28	22.9
1976	21	22.9
1977	28	22.9
1978	26	22.9
1979	29	22.9
1980	33	31.3
1981	19	31.3
1982	26	31.3
1983	47	31.3
1984	21	31.3
1985	24	31.3
1986	26	31.3
1987	42	31.3
1988	50	31.3
1989	25	31.3
1990	18	22.6
1991	37	22.6
1992	5	22.6
1993	27	22.6
1994	15	22.6
1995	40	22.6
1996	11	22.6
1997	13	22.6
1998	25	22.6
1999	35	22.6
2000	11	23.2
2001	30	23.2
2002	47	23.2
2003	13	23.2
2004	5	23.2
2005	43	23.2
2006	18	23.2
2007	33	23.2
2008	22	23.2
2009	10	23.2
2010	30	26.3
2011	30	26.3
2012	34	26.3
2013	21	26.3
2014	9	26.3
2015	23	26.3
2016	31	26.3
2017	20	26.3
2018	32	26.3
2019	33	26.3
2020	35	24.1
2021	28	24.1
2022	30	24.1
2023	15	24.1
2024	21	24.1
2025	26	24.1
2026	14	24.1

For each year, a bar from the first to the last day at Warren meeting 30 C (86 F).

First to last qualifying date each year at Warren
Year	First date	Last date
1897	1897-06-19	1897-10-16
1898	1898-06-02	1898-09-03
1899	1899-04-29	1899-08-20
1900	1900-05-15	1900-09-02
1901	1901-06-12	1901-07-30
1902	1902-05-22	1902-09-01
1903	1903-05-18	1903-08-25
1904	1904-05-25	1904-09-02
1905	1905-05-04	1905-10-01
1906	1906-05-22	1906-09-19
1907	1907-06-18	1907-08-20
1908	1908-05-25	1908-09-24
1909	1909-06-21	1909-09-14
1910	1910-06-21	1910-08-25
1911	1911-05-12	1911-09-03
1912	1912-05-23	1912-09-10
1913	1913-04-24	1913-09-07
1914	1914-05-21	1914-09-23
1915	1915-04-24	1915-09-16
1916	1916-07-02	1916-09-13
1917	1917-06-13	1917-08-21
1918	1918-05-27	1918-08-25
1919	1919-05-29	1919-10-04
1920	1920-06-01	1920-09-27
1921	1921-04-25	1921-09-12
1922	1922-05-24	1922-10-06
1923	1923-05-26	1923-09-27
1924	1924-06-19	1924-08-31
1925	1925-05-23	1925-09-10
1926	1926-06-13	1926-08-29
1927	1927-06-29	1927-10-02
1928	1928-06-13	1928-08-07
1929	1929-06-18	1929-09-05
1930	1930-06-24	1930-09-14
1931	1931-06-13	1931-09-22
1932	1932-07-21	1932-09-03
1933	1933-06-08	1933-09-08
1934	1934-06-01	1934-08-10
1935	1935-06-30	1935-08-17
1936	1936-06-18	1936-09-16
1937	1937-05-31	1937-08-20
1938	1938-06-21	1938-08-21
1939	1939-05-08	1939-09-16
1940	1940-06-04	1940-09-21
1941	1941-05-21	1941-10-07
1942	1942-04-26	1942-09-15
1943	1943-06-03	1943-09-06
1944	1944-05-03	1944-08-16
1946	1946-06-08	1946-10-07
1947	1947-06-10	1947-10-15
1948	1948-05-11	1948-09-18
1949	1949-05-04	1949-10-11
1950	1950-05-05	1950-09-11
1951	1951-05-16	1951-10-05
1952	1952-06-08	1952-09-14
1953	1953-05-11	1953-09-30
1954	1954-04-21	1954-09-29
1955	1955-05-04	1955-09-19
1956	1956-05-30	1956-09-01
1957	1957-04-24	1957-09-02
1958	1958-04-24	1958-08-31
1959	1959-05-06	1959-09-29
1960	1960-04-23	1960-09-08
1961	1961-05-14	1961-09-24
1962	1962-04-27	1962-09-13
1963	1963-05-09	1963-07-28
1964	1964-05-19	1964-09-10
1965	1965-05-03	1965-09-22
1966	1966-05-24	1966-08-29
1967	1967-06-08	1967-08-02
1968	1968-06-05	1968-08-24
1969	1969-05-29	1969-08-31
1970	1970-05-01	1970-09-24
1971	1971-05-18	1971-09-08
1972	1972-05-24	1972-08-24
1973	1973-06-05	1973-09-05
1974	1974-05-14	1974-08-20
1975	1975-05-19	1975-08-26
1976	1976-04-17	1976-09-09
1977	1977-05-16	1977-09-01
1978	1978-05-27	1978-09-07
1979	1979-05-09	1979-09-02
1980	1980-05-06	1980-09-14
1981	1981-06-15	1981-08-30
1982	1982-05-07	1982-09-14
1983	1983-06-12	1983-09-21
1984	1984-06-06	1984-09-03
1985	1985-04-22	1985-09-09
1986	1986-04-28	1986-09-30
1987	1987-04-21	1987-08-18
1988	1988-05-16	1988-08-19
1989	1989-05-19	1989-08-30
1990	1990-04-26	1990-08-29
1991	1991-05-15	1991-09-17
1992	1992-06-18	1992-08-28
1993	1993-05-11	1993-09-01
1994	1994-06-15	1994-07-22
1995	1995-06-08	1995-09-08
1996	1996-05-19	1996-08-09
1997	1997-06-21	1997-08-10
1998	1998-05-16	1998-09-15
1999	1999-05-06	1999-09-04
2000	2000-05-10	2000-09-04
2001	2001-05-02	2001-09-10
2002	2002-04-17	2002-09-21
2003	2003-06-25	2003-08-30
2004	2004-05-14	2004-08-03
2005	2005-06-06	2005-09-14
2006	2006-05-30	2006-08-07
2007	2007-05-10	2007-09-26
2008	2008-06-07	2008-09-06
2009	2009-04-26	2009-08-18
2010	2010-04-03	2010-09-25
2011	2011-05-30	2011-09-04
2012	2012-05-04	2012-09-07
2013	2013-05-22	2013-09-12
2014	2014-05-09	2014-09-06
2015	2015-05-09	2015-09-09
2016	2016-05-28	2016-09-11
2017	2017-05-18	2017-09-28
2018	2018-05-29	2018-09-22
2019	2019-05-20	2019-10-02
2020	2020-05-26	2020-09-10
2021	2021-05-20	2021-08-29
2022	2022-04-25	2022-08-30
2023	2023-04-15	2023-09-07
2024	2024-05-22	2024-08-31
2025	2025-06-05	2025-08-17
2026	2026-05-19	2026-09-03

Every Fixed Threshold

Fixed thresholds at Warren
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	129	62	1949	14
35 C (95 F): Days	44	10	1988	1
90 F (32.2 C): Days	122	32	1914	5
100 F (37.8 C): Days	4	2	1913	1
0 C (32 F): Ice days (max	129	69	1924	38
0 C (32 F): Frost days (min	130	201	1917	94
-10 C (14 F): Days with min	130	68	1978	31
-20 C (-4 F): Days with min	103	19	1917	6
-30 C (-22 F): Days with min	10	4	1917	3
20 C (68 F): Tropical nights (min	113	22	1937	8
25 C (77 F): Days with min	1	1	2011	1
10 mm (0.39 in): Days with 10 mm or more rain	133	54	1990	34
25 mm (0.98 in): Days with 25 mm or more rain	133	17	2006	4
50 mm (1.97 in): Days with 50 mm or more rain	72	4	1977	3
100 mm (3.94 in): Days with 100 mm or more rain	5	1	1954	1
10 cm (3.9 in): Days with 10 cm or more snowfall	94	10	1942	3
25 cm (9.8 in): Days with 25 cm or more snowfall	18	2	1995	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1897.

Download the Data

Data for Warren threshold days by year: CSV or JSON. Field meanings are on the data page.

Source: NOAA National Centers for Environmental Information, Global Historical Climatology Network Daily (GHCN-Daily). Records are computed by World Extreme Weather Monitor and are not official NOAA products. (US Government open data (NOAA NCEI)) Data as of 2026-10-17 (17 October 2026). Threshold counts are computed by this site.

Data as of 2026-10-17. Last revised 17 October 2026 (2026-10-17).

Warren Threshold Days by Year (USC00369298)

Key Facts for Warren Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

Related